fix(pkg/board): wait for zombie process in adb

Author: lucarin91

pkg/board/remote/adb/adb.go

@@ -120,6 +120,7 @@ func (a *ADBConnection) List(path string) ([]remote.FileInfo, error) {
 	if err := cmd.Start(); err != nil {
 		return nil, err
 	}
+	defer cmd.Wait()
 
 	r := bufio.NewReader(output)
 	_, err = r.ReadBytes('\n') // Skip the first line
@@ -167,6 +168,7 @@ func (a *ADBConnection) Stats(p string) (remote.FileInfo, error) {
 	if err := cmd.Start(); err != nil {
 		return remote.FileInfo{}, err
 	}
+	defer cmd.Wait()
 
 	r := bufio.NewReader(output)
 	line, err := r.ReadBytes('\n')

pkg/board/remote/adb/adb_nowindows.go

@@ -37,6 +37,11 @@ func adbReadFile(a *ADBConnection, path string) (io.ReadCloser, error) {
 	if err := cmd.Start(); err != nil {
 		return nil, err
 	}
+	defer func() {
+		go func() {
+			_ = cmd.Wait()
+		}()
+	}()
 	return output, nil
 }